<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch">
            <el-form-item label="部门名称" prop="name">
                <el-input v-model="queryParams.name" placeholder="请输入部门名称" clearable @keyup.enter.native="handleQuery" />
            </el-form-item>
            <el-form-item label="状态" prop="status">
                <el-select v-model="queryParams.status" placeholder="菜单状态" clearable size="small">
                    <el-option :key="1" label="正常" :value="1" />
                    <el-option :key="0" label="停用" :value="0" />
                </el-select>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd">新增</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="info" plain icon="el-icon-sort" size="mini" @click="toggleExpandAll">展开/折叠</el-button>
            </el-col>
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-if="refreshTable" v-loading="loading" :data="deptList" row-key="id" :default-expand-all="isExpandAll"
            :tree-props="{ children: 'children', hasChildren: 'hasChildren' }">
            <el-table-column prop="name" label="部门名称" width="260"></el-table-column>
            <el-table-column prop="deptSort" label="排序" width="200"></el-table-column>
            <el-table-column prop="status" label="状态" width="80">
                <template slot-scope="scope">
                    <el-tag v-if="scope.row.status == 1" type="success">正常</el-tag>
                    <el-tag v-if="scope.row.status == 0" type="danger">停用</el-tag>
                </template>
            </el-table-column>
            <el-table-column label="创建时间" align="center" prop="createTime" width="200">
                <template slot-scope="scope">
                    <span>{{ parseTime(scope.row.createTime) }}</span>
                </template>
            </el-table-column>
            <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)">修改</el-button>
                    <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)">新增</el-button>
                    <el-button v-if="scope.row.parentId != 0" size="mini" type="text" icon="el-icon-delete"
                        @click="handleDelete(scope.row)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <!-- 添加或修改部门对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-row>
                    <el-col :span="24" v-if="form.parentId !== 0">
                        <el-form-item label="上级部门" prop="parentId">
                            <treeselect v-model="form.parentId" :options="deptOptions" :normalizer="normalizer"
                                placeholder="选择上级部门" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="部门名称" prop="name">
                            <el-input v-model="form.name" placeholder="请输入部门名称" />
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="显示排序" prop="deptSort">
                            <el-input-number v-model="form.deptSort" controls-position="right" :min="0" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="负责人" prop="leader">
                            <el-input v-model="form.leader" placeholder="请输入负责人" maxlength="20" />
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="联系电话" prop="phone">
                            <el-input v-model="form.phone" placeholder="请输入联系电话" maxlength="11" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="邮箱" prop="email">
                            <el-input v-model="form.email" placeholder="请输入邮箱" maxlength="50" />
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="部门状态">
                            <el-radio-group v-model="form.status">
                                <el-radio :key="0" :label="0">停用</el-radio>
                                <el-radio :key="1" :label="1">正常</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>

    </div>
</template>

<script>

import { getDeptList, addDept, updateDept, getSysDeptById, deleteDeptById } from '@/api/system/sysDept'
import Treeselect from '@riophae/vue-treeselect'
import '@riophae/vue-treeselect/dist/vue-treeselect.css'

export default {

    components: { Treeselect },
    data() {
        return {
            // 遮罩层
            loading: true,
            // 显示搜索条件
            showSearch: true,
            // 表格树数据
            deptList: [],
            // 部门树选项
            deptOptions: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            // 是否展开，默认全部展开
            isExpandAll: true,
            // 重新渲染表格状态
            refreshTable: true,
            // 查询参数
            queryParams: {
                name: undefined,
                status: undefined
            },

            // 表单参数
            form: {},
            // 表单校验
            rules: {
                parentId: [
                    { required: true, message: "上级部门不能为空", trigger: "blur" }
                ],
                deptName: [
                    { required: true, message: "部门名称不能为空", trigger: "blur" }
                ],
                orderNum: [
                    { required: true, message: "显示排序不能为空", trigger: "blur" }
                ],
                email: [
                    {
                        type: "email",
                        message: "请输入正确的邮箱地址",
                        trigger: ["blur", "change"]
                    }
                ],
                phone: [
                    {
                        pattern: /^1[3|4|5|6|7|8|9][0-9]\d{8}$/,
                        message: "请输入正确的手机号码",
                        trigger: "blur"
                    }
                ]
            }
        }

    },

    created() {
        this.getList();
    },
    methods: {
        /** 查询部门列表 */
        getList() {
            this.loading = true;
            getDeptList(this.queryParams).then(response => {
                this.deptList = this.handleTree(response.data, "id");
                this.loading = false;
            });
        },

        /** 转换部门数据结构 */
        normalizer(node) {
            if (node.children && !node.children.length) {
                delete node.children;
            }
            return {
                id: node.id,
                label: node.name,
                children: node.children
            };
        },

        /** 展开/折叠操作 */
        toggleExpandAll() {
            this.refreshTable = false;
            this.isExpandAll = !this.isExpandAll;
            this.$nextTick(() => {
                this.refreshTable = true;
            });
        },

        // 重置按钮
        resetQuery() {
            this.queryParams = {}
            this.getList()
        },


        // 表单重置
        reset() {
            this.form = {
                id: undefined,
                parentId: undefined,
                name: undefined,
                deptSort: undefined,
                leader: undefined,
                phone: undefined,
                email: undefined,
                status: 1
            }
            this.resetForm('form')
        },

        /** 搜索按钮操作 */
        handleQuery() {
            this.getList()
        },

        /** 新增按钮操作 */
        handleAdd(row) {
            this.reset();
            if (row != undefined) {
                this.form.parentId = row.id;
            }
            this.open = true;
            this.title = "添加部门";
            getDeptList().then(response => {
                this.deptOptions = this.handleTree(response.data, "id");
            });
        },

        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },

        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            getSysDeptById(row.id).then(response => {
                this.form = response.data;
                this.open = true;
                this.title = "修改部门";
            });
            getDeptList().then(response => {
                this.deptOptions = this.handleTree(response.data, "id");
            });
        },

        /** 提交按钮 */
        submitForm: function () {
            this.$refs["form"].validate(valid => {
                if (valid) {
                    if (this.form.id != undefined) {
                        updateDept(this.form).then(response => {
                            this.$message.success(response.message || '修改成功');
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addDept(this.form).then(response => {
                            this.$message.success(response.message || '新增成功');
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },

        // 根据id删除数据
        handleDelete(row) {
            this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(() => { // promise
                // 点击确定，远程调用ajax
                return deleteDeptById(row.id)
            }).then((response) => {
                this.getList()
                this.$message.success(response.message || '删除成功')
            }).catch(() => {
                this.$message.info('取消删除')
            })
        },
    }
}
</script>